refactor(@angular-devkit/build-angular): move babel build optimizer plugins from @angular/build

packages/angular/build/BUILD.bazel

@@ -82,8 +82,6 @@ ts_project(
         ":node_modules/@angular-devkit/core",
         ":node_modules/@angular/ssr",
         ":node_modules/@babel/core",
-        ":node_modules/@babel/helper-annotate-as-pure",
-        ":node_modules/@babel/helper-split-export-declaration",
         ":node_modules/@inquirer/confirm",
         ":node_modules/@oxc-project/types",
         ":node_modules/@vitejs/plugin-basic-ssl",

packages/angular/build/package.json

@@ -21,8 +21,6 @@
     "@ampproject/remapping": "2.3.0",
     "@angular-devkit/architect": "workspace:0.0.0-EXPERIMENTAL-PLACEHOLDER",
     "@babel/core": "8.0.1",
-    "@babel/helper-annotate-as-pure": "8.0.0",
-    "@babel/helper-split-export-declaration": "7.24.7",
     "@inquirer/confirm": "6.1.1",
     "@vitejs/plugin-basic-ssl": "2.3.0",
     "beasties": "0.4.3",

packages/angular/build/src/private.ts

@@ -32,7 +32,6 @@ export {
 } from './builders/dev-server/options';
 
 // Tools
-export * from './tools/babel/plugins';
 export type { ExternalResultMetadata } from './tools/esbuild/bundler-execution-result';
 export { emitFilesToDisk } from './tools/esbuild/utils';
 export { transformSupportedBrowsersToTargets } from './tools/esbuild/utils';

packages/angular_devkit/build_angular/BUILD.bazel

@@ -200,6 +200,7 @@ ts_project(
     deps = [
         ":build_angular",
         ":build_angular_test_utils",
+        ":node_modules/@babel/core",
         ":node_modules/tinyglobby",
         "//:node_modules/@types/node",
         "//:node_modules/prettier",

packages/angular_devkit/build_angular/src/tools/babel/plugins/types.d.ts

@@ -18,3 +18,17 @@ declare module 'istanbul-lib-instrument' {
     options?: { inputSourceMap?: object | null },
   ): Visitor;
 }
+
+declare module '@babel/helper-annotate-as-pure' {
+  export default function annotateAsPure(
+    pathOrNode: import('@babel/types').Node | { node: import('@babel/types').Node },
+  ): void;
+}
+
+declare module '@babel/helper-split-export-declaration' {
+  export default function splitExportDeclaration(
+    exportDeclaration: import('@babel/core').NodePath<
+      import('@babel/types').ExportDefaultDeclaration
+    >,
+  ): void;
+}

packages/angular_devkit/build_angular/src/tools/babel/presets/application.ts

@@ -212,17 +212,17 @@ export default function (api: unknown, options: ApplicationPresetOptions) {
   }
 
   if (options.optimize) {
-    const {
-      adjustStaticMembers,
-      adjustTypeScriptEnums,
-      elideAngularMetadata,
-      markTopLevelPure,
-    } = require('@angular/build/private');
     plugins.push(
-      [markTopLevelPure, { topLevelSafeMode: options.optimize.topLevelSafeMode }],
-      elideAngularMetadata,
-      adjustTypeScriptEnums,
-      [adjustStaticMembers, { wrapDecorators: options.optimize.wrapDecorators }],
+      [
+        require('../plugins/pure-toplevel-functions').default,
+        { topLevelSafeMode: options.optimize.topLevelSafeMode },
+      ],
+      require('../plugins/elide-angular-metadata').default,
+      require('../plugins/adjust-typescript-enums').default,
+      [
+        require('../plugins/adjust-static-class-members').default,
+        { wrapDecorators: options.optimize.wrapDecorators },
+      ],
     );
   }